Boulder County government offices closed Tuesday, Nov. 11, in observance of Veterans Day.

Thursday November 6, Red Flag Warning. No Open Burning in Boulder County

Business Personal Property Appeals

Business Personal Property

Appeals for Business Personal Property are accepted from June 15 through June 30 each year. Outside of these dates:

Valuation Appeals—Notice of Determination

The Assessor’s deadline to mail determinations of property value appeals is August 15. If you disagree with the Assessor’s determination, you can file a written appeal to the Board of Equalization (BOE) on or before September 15.

Contact Us

Assessor

Phone: 303-441-3530
Fax: 303-441-4996

Email

Mailing Address

P.O. Box 471
Boulder, CO 80306-0471

Hours: 7:30 a.m. - 5 p.m.
Monday-Thursday
Closed Friday

Locations

Assessor Boulder and Longmont Drop Boxes

Boulder

1325 Pearl St., 2nd floor
Boulder, CO 80302

Hours: 7:30 a.m. - 5 p.m.
Monday-Thursday

Longmont

515 Coffman St., Suite 114
Hours: 7:30 a.m. - 5 p.m.
Monday only

Lafayette

1755 S Public Road
Hours: 7:30 a.m. - 5 p.m.
Tuesday only